Welcome to Hazrat Ali,
Problem Solving

Welcome to Hazrat Ali, Problem Solving Website “At Hazrat Ali, we provide a platform for aspiring problem solvers and developers to sharpen their coding and algorithmic skills. Whether you’re a beginner or an advanced coder, our wide range of challenges and resources will help you grow. From mastering data structures and algorithms to participating in competitive coding contests, we offer tools and a community that supports your journey in programming. Explore our curated problems, get involved in discussions, and start Solving problems that will elevate your coding expertise. Join us today and start your problem-Solving adventure!”

Recent Articles

Nov 15, 2026 • Leetcode

Student Attendance Record I

You are given a string s representing an attendance record for a student where each character

Nov 14, 2026 • Leetcode

Minimum Add to Make Parentheses Valid

A parentheses string is valid if and only if:

Nov 13, 2026 • Leetcode

Vowel Spellchecker

Given a wordlist, we want to implement a spellchecker that converts a query word into a correct word.

Nov 12, 2026 • Leetcode

Swap Adjacent in LR String

In a string composed of 'L', 'R', and 'X' characters, like "RXXLRXRXL", a move consists of either replacing one occurrence of "XL"

Nov 11, 2026 • Leetcode

Solve the Equation

Solve a given equation and return the value of 'x' in the form of a string "x=#value". The equation contains only

Nov 10, 2026 • Leetcode

Word Subsets

You are given two string arrays words1 and words2.

Categories

Recent Posts

Connect